{
  config,
  lib,
  pkgs,
  this,
  ...
}:
with lib; {
  nixfiles.modules = {
    wireguard.client.enable = true;

    syncthing.enable = true;

    openssh.server.enable = true;

    games = {
      lutris.enable = true;
      steam.enable = true;
    };
    android.enable = true;
    bluetooth.enable = true;
    discord.enable = true;
    libvirtd.enable = true;
    qutebrowser.enable = true;
  };

  hm.programs = {
    firefox.profiles.default.settings."media.ffmpeg.vaapi.enabled" = true;

    mpv.config = {
      hwdec = "vdpau";
      vo = "gpu";
      profile = "gpu-hq";
    };
  };

  boot = {
    # Silence benign MCE errors:
    # ```
    # mce: [Hardware Error]: CPU 1: Machine Check: 0 Bank 29: ffffffffffffffff
    # mce: [Hardware Error]: TSC 0 MISC ff1fffffffffffff SYND ffffffffffffffff IPID ffffffffffffffff
    # mce: [Hardware Error]: PROCESSOR 2:a60f12 TIME 1669988017 SOCKET 0 APIC 2 microcode a601201
    # ```
    kernelParams = ["mce=nobootlog"];

    initrd.availableKernelModules = [
      "ahci"
      "nvme"
      "sd_mod"
      "usb_storage"
      "usbhid"
      "xhci_pci"
    ];
  };

  fileSystems = {
    "/boot" = {
      device = "/dev/disk/by-uuid/FF1E-9CFD";
      fsType = "vfat";
    };

    "/" = {
      device = "/dev/disk/by-uuid/20276c1b-7e46-430b-b741-2f4aeb76bc51";
      fsType = "xfs";
      options = ["noatime"];
    };
  };

  # No swap space is declared here because the system already has 128Gb of RAM.
  # I didn't manage to even hit 100Gb mark even when running large
  # computations/compiling something big.
}